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/*****
* glrender.h
* Render 3D Bezier paths and surfaces.
*****/
#ifndef GLRENDER_H
#define GLRENDER_H
#include "common.h"
#include "triple.h"
#ifdef HAVE_LIBGL
#include <csignal>
#ifdef __APPLE__
#include <OpenGL/gl.h>
#include <OpenGL/glext.h>
#include <OpenGL/glu.h>
#include <GLUT/glut.h>
#ifdef GLU_TESS_CALLBACK_TRIPLEDOT
typedef GLvoid (* _GLUfuncptr)(...);
#else
typedef GLvoid (* _GLUfuncptr)();
#endif
#else
#include <GL/gl.h>
#include <GL/glext.h>
#include <GL/glu.h>
#include <GL/glut.h>
#endif
namespace camp {
class picture;
inline void store(GLfloat *f, double *C)
{
f[0]=C[0];
f[1]=C[1];
f[2]=C[2];
}
inline void store(GLfloat *control, const camp::triple& v)
{
control[0]=v.getx();
control[1]=v.gety();
control[2]=v.getz();
}
}
namespace gl {
void glrender(const string& prefix, const camp::picture* pic,
const string& format, double width, double height, double angle,
double zoom, const camp::triple& m, const camp::triple& M,
const camp::pair& shift, double *t, double *background,
size_t nlights, camp::triple *lights, double *diffuse,
double *ambient, double *specular, bool viewportlighting,
bool view, int oldpid=0);
}
#else
typedef void GLUnurbs;
typedef float GLfloat;
#endif
#endif
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